1977 BMW 520 vs. 1982 Mercury Cougar
To start off, 1982 Mercury Cougar is newer by 5 year(s). Which means there will be less support and parts availability for 1977 BMW 520. In addition, the cost of maintenance, including insurance, on 1977 BMW 520 would be higher. At 2,301 cc (4 cylinders), 1982 Mercury Cougar is equipped with a bigger engine. In terms of performance, 1977 BMW 520 (120 HP @ 6000 RPM) has 29 more horse power than 1982 Mercury Cougar. (91 HP @ 4600 RPM). In normal driving conditions, 1977 BMW 520 should accelerate faster than 1982 Mercury Cougar. With that said, vehicle weight also plays an important factor in acceleration. 1982 Mercury Cougar weights approximately 5 kg more than 1977 BMW 520.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1982 Mercury Cougar (164 Nm @ 2600 RPM) has 4 more torque (in Nm) than 1977 BMW 520. (160 Nm @ 4000 RPM). This means 1982 Mercury Cougar will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 520.
Compare all specifications:
| 1977 BMW 520 | 1982 Mercury Cougar | |
| Make | BMW | Mercury |
| Model | 520 | Cougar |
| Year Released | 1977 | 1982 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1990 cc | 2301 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 120 HP | 91 HP |
| Engine RPM | 6000 RPM | 4600 RPM |
| Torque | 160 Nm | 164 Nm |
| Torque RPM | 4000 RPM | 2600 RPM |
| Engine Bore Size | 80 mm | 96 mm |
| Engine Stroke Size | 66 mm | 79.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1310 kg | 1315 kg |
| Vehicle Length | 4630 mm | 4960 mm |
| Vehicle Width | 1700 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2640 mm | 2690 mm |
